3.1.1.4. Parsing for reference tables
Where possible, interscript should tokenise and parse or partially parse
program files to extract summary data.
3.1.1.4.1. Tokenisable Languages
3.1.1.4.2. Fully Parsable Languages
3.1.1.4.3. Partially Parsable Languages
3.1.1.4.4. Function reference